A: Mix and Flow of Matter, section 1: WHIMIS and fluids

Question 1

What does WHMIS stand for?

Answer 1

Workplace Hazardous Materials Information System

Question 2

What is the purpose of WHMIS?

Answer 2

To tell people of dangerous materials

Question 3

What does an orange diamond mean?

Answer 3

Warning

Question 4

What’s does yellow triangle mean?

Answer 4

Caution

Question 5

What does a red octagon mean?

Answer 5

Danger

Question 6

Compressed gas?

Answer 6

Could explode if it could spin out of control if canister is broken

Eg: propane

Question 7

Flammable and combustible material?

Answer 7

Could easily light on fire

Eg: paint thinners

Question 8

Oxidizing material?

Answer 8

Could make an existing fire worse

Eg Chlorine

Question 9

Poisonous and infectious causing immediate toxic effects?

Answer 9

It could poison you

Eg: pesticides

Question 10

Poisonous and infectious causing other toxic effects?

Answer 10

It could cause long term toxic effects

Eg: asbestos

Question 11

Biohazardous infectious material

Answer 11

If you come in contact with it, it could you a disease

Eg: A virus

Question 12

Corrosive Material

Answer 12

It could burn you

Eg: Acid

Question 13

Reactive material

Answer 13

It will react with other things

Eg: phosphorus (match head)

Question 14

What is a fluid?

Answer 14

A fluid is anything that has no fixed shape and can flow. It is usually a liquid or gas

Question 15

What is a slurry?

Answer 15

When a fluid is used to transport other things

Question 16

Can fluids become solids?

Answer 16

Yes, certain things can be heated and cooled to be solids

Question 17

How do fluids make life easier?

Answer 17

They make it easier to transport process and use different materials

Question 18

What does toothpaste contain?

Answer 18

It contains powdered materials, that use binders to keep it mixed

Question 19

Name three lab rules

Answer 19

Wear a coat, gloves and goggles
Tie your hair back
To smell fan things to your nose
Clean up spilled substances immediately 
Never use broken glassware
Do not taste anything
Label all containers

Question 20

What does a hazard symbol have?

Answer 20

• safety warning (flammable hazard, toxic hazard, explosive hazard, irritant hazard, corrosive hazard, biological hazard, electrical hazard)
• shape (triangle = caution, diamond = warning, octogon = danger)

These are not the same as the WHMIS symbols.